/* -*- Mode: C++; indent-tabs-mode: nil; tab-width: 4 -*-
 * -*- coding: utf-8 -*-
 *
 * Copyright (C) 2020 KylinSoft Co., Ltd.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include <QX11Info>
#include <QGuiApplication>
#include "clib-syslog.h"
#include "usd_base_class.h"


#include <QDBusMessage>
#include <QDBusInterface>
#include <QDBusReply>
#include <QDebug>
#include <QFile>
#include <QDir>
#include <QtMath>
#define STR_EQUAL 0

#define DBUS_SERVICE "org.freedesktop.UPower"
#define DBUS_OBJECT "/org/freedesktop/UPower"
#define DBUS_INTERFACE "org.freedesktop.DBus.Properties"
#define POWER_OFF_CONFIG_FILE "/sys/class/dmi/id/modalias"

QString g_motify_poweroff;
#define UBC_UNSET 999
extern "C"{
#include <X11/extensions/Xrandr.h>
#include <X11/Xatom.h>
}


UsdBaseClass::UsdBaseClass()
{
}

UsdBaseClass::~UsdBaseClass()
{

}

bool UsdBaseClass::isMasterSP1()
{
    return false;
}

bool UsdBaseClass::isUseXEventAsShutKey()
{
    return true;
}

bool UsdBaseClass::isTablet()
{
    static int ret = UBC_UNSET;

    if (ret!=UBC_UNSET) {
        return ret;
    }

    ret = false;
    if ((kdk_system_get_productFeatures()&2) == 2) {
        ret = true;
    }

    return ret;
}

bool UsdBaseClass::isLoongarch()
{
    QString cpuMode = kdk_cpu_get_model();
    USD_LOG(LOG_DEBUG,"GetCpuModelName : %s",cpuMode.toStdString().c_str());
    if(cpuMode.toLower().contains("loongson-3a4000")){
        return true;
    }
    return false;
}

bool UsdBaseClass::is9X0()
{
#ifdef USD_9X0
     return true;
#endif
    return false;
}

bool UsdBaseClass::isWayland()
{
    if (QGuiApplication::platformName().startsWith(QLatin1String("wayland"))) {
        USD_LOG(LOG_DEBUG,"is wayland app");
        return true;
    }

    USD_LOG(LOG_DEBUG,"is xcb app");
    return false;
}

bool UsdBaseClass::isXcb()
{
    if (QGuiApplication::platformName().startsWith(QLatin1String("xcb"))) {
        USD_LOG(LOG_DEBUG,"is xcb app");
        return true;
    }
    return false;
}

bool UsdBaseClass::isNotebook()
{
    QDBusMessage msg = QDBusMessage::createMethodCall(DBUS_SERVICE,DBUS_OBJECT,DBUS_INTERFACE,"Get");
    msg<<DBUS_SERVICE<<"LidIsPresent";
    QDBusMessage res = QDBusConnection::systemBus().call(msg);
    if(res.type()==QDBusMessage::ReplyMessage)
    {
        QVariant v = res.arguments().at(0);
        QDBusVariant dv = qvariant_cast<QDBusVariant>(v);
        QVariant result = dv.variant();
        return result.toBool();
    }

    return false;
}

bool UsdBaseClass::readPowerOffConfig()
{
    QDir dir;
    QFile file;
    QString filePath = POWER_OFF_CONFIG_FILE;

    file.setFileName(filePath);
    if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
        false;

    QTextStream pstream(&file);
    g_motify_poweroff = pstream.readAll();
    file.close();
    return true;
}

bool UsdBaseClass::isPowerOff()
{
    const QStringList devName ={"pnPF215T"};

    if(g_motify_poweroff.isEmpty())
        readPowerOffConfig();

    for(auto devNameTmp : devName)
    {
        if (g_motify_poweroff.contains(devNameTmp, Qt::CaseSensitive))
        {
            return true;
        }
    }
    return false;
}

bool UsdBaseClass::isJJW7200()
{
    static int ret = UBC_UNSET;
    char *pAck = NULL;
    char CmdAck[256] = "";
    FILE * pPipe;

    if (ret != UBC_UNSET) {
        return ret;
    }

    pPipe = popen("lspci | grep -i VGA |grep 7200","r");

    if (pPipe) {
        pAck = fgets(CmdAck, sizeof(CmdAck)-1, pPipe);
        if (strlen(CmdAck) > 3) {
            ret = true;
        } else{
            ret = false;
        }

        pclose(pPipe);
    } else {
        ret = false;
    }

    return ret;
}

int UsdBaseClass::getDPI()
{
    static int ret = 0;
    char *dpi = NULL;

    if (ret) {
        return ret;
    }

    dpi = XGetDefault(QX11Info::display(), "Xft", "dpi");
    if (dpi) {
        QString qDpi = QString::fromLatin1(dpi);

        if (qDpi == "192") {
            ret = 192;
        } else {
            ret = 96;
        }
    } else {
        ret = 96;
    }
    return ret;
}


double UsdBaseClass::getScale(double scaling)
{
    double scale = 0.0;
    if (scaling <= 2.15)
        scale = getScoreScale(scaling);
    else if (scaling <= 3.15)
        scale = getScoreScale(scaling - 1) + 1;
    else if (scaling <= 4.15)
        scale = getScoreScale(scaling - 2) + 2;
    else if (scaling <= 5.15)
        scale = getScoreScale(scaling - 3) + 3;
    else if (scaling <= 6.15)
        scale = getScoreScale(scaling -4 ) + 4;
    else
        scale = 6;// 根据目前大屏及8K屏幕，最高考虑6倍缩放

    return scale/2;
}

double UsdBaseClass::getScaleWithSize(int heightmm, int widthmm, int height, int width)
{
    double inch = 0.0;
    double scale = 0.0;
    double screenArea  = height * width;
    inch = sqrt(heightmm * heightmm + widthmm * widthmm) / 25.4;

    if (inch <= 10.00) {
        scale = qSqrt(screenArea) / qSqrt(1024 * 576);
    }
    else if (10.00 < inch && inch <= 15.00) { // 10 < inch <= 15 : 1366x768
        scale = qSqrt(screenArea) / qSqrt(1366 * 768);
    }
    else if (15.00 < inch && inch <= 20.00) { // 15 < inch <= 20 : 1600x900
        scale = qSqrt(screenArea) / qSqrt(1600 * 900);
    }
    else if (20.00 < inch && inch <= 30.00) { // 20 < inch <= 30 : 1920x1080
        scale = qSqrt(screenArea) / qSqrt(1920 * 1080);
    }
    else if (30 < inch && inch<= 60) { // 30 < inch <= 60 :
        scale = qSqrt(screenArea) / qSqrt(1600 * 900);
    }
    else { // inch > 60
        scale = qSqrt(screenArea) / qSqrt(1280 * 720);
    }
    return getScale(scale);
}

double UsdBaseClass::getScoreScale(double scaling)
{
    double scale = 0.0;
    if (scaling <= 1.15)
        scale = 1;
    else if (scaling <= 1.4)
        scale = 1.25;
    else if (scaling <= 1.65)
        scale = 1.5;
    else if (scaling <= 1.9)
        scale = 1.75;
    else
        scale = 2;

    return scale;
}

bool UsdBaseClass::isEdu()
{
    static int ret = UBC_UNSET;
    static QString projectCode = nullptr;
    QString deviceName = "-edu";
    if (ret != UBC_UNSET) {
        return ret;
    }
    if (nullptr == projectCode) {
        char *kdkProjectName= kdk_system_get_projectName();
        if (kdkProjectName == NULL) {
            ret = 0;
            return ret;
        }
        projectCode = QString::fromLatin1(kdkProjectName);
        projectCode = projectCode.toLower();
        USD_LOG(LOG_DEBUG,"projectCode:%s",projectCode.toLatin1().data());
    }
    if (projectCode.contains(deviceName)) {
        ret = 1;
    } else {
        ret = 0;
    }
    return ret;
}
